The gap between the median Foundation Stage Profile score of all children locally and the mean score of the lowest achieving 20% of children locally, as a percentage of the median score of all children locally.

Notes: Early Years Foundation Stage - this is a statutory framework for children's learning and development and welfare from birth to the end of the academic year in which they turn 5. It covers six areas of learning: 1) Personal, Social and Emotional Development (3 scales) 2) Communication, Language and Literacy (4 scales) 3) Problem-solving, reasoning and numeracy (3 scales) 4) Knowledge and understanding of the world (1 scale) 5) Physical Development (1 scale) 6) Creative Development (1 scale). The Early Years Foundation Stage Profile is an assessment of children's achievement at the end of the academic year in which they turn 5 - it supersedes the Foundation Stage Profile from September 2008.